Buggy code:
return false ; } state . getPlayerCards ( ) . get ( state . getCurrentPlayer ( ) ) . remove ( card ) ; currentCards . set ( state . getCurrentPlayer ( ) , card ) ; if ( ( card . getSuit ( ) ) == ( state . getTrumpSuit ( ) ) ) { state . setNumTrump ( ) ; } state . nextCurrentPlayer ( ) ; if ( ( playerCycleNumber . size ( ) ) == 4 ) { sendAllUpdatedState ( ) ; try { Thread . sleep ( 1000 ) ; } catch ( InterruptedException e ) { System . exit ( 1 ) ; } int currentPlayer = state . getCurrentPlayer ( ) ; Card first = state . getPlayerCurrentCard ( ) . get ( currentPlayer ) ; Card second = state . getPlayerCurrentCard ( ) . get ( ( ( currentPlayer + 1 ) % 4 ) ) ; Card third = state . getPlayerCurrentCard ( ) . get ( ( ( currentPlayer + 2 ) % 4 ) ) ; Card fourth = state . getPlayerCurrentCard ( ) . get ( ( ( currentPlayer + 3 ) % 4 ) ) ; Card winner = Card . compareTo ( Card . compareTo ( Card . compareTo ( first , second ) , third ) , fourth ) ; int trickWinner = - 1 ; if ( winner == first ) { trickWinner = currentPlayer ; } else if ( winner == second ) { trickWinner = ( currentPlayer + 1 ) % 4 ; } else if ( winner == third ) { trickWinner = ( currentPlayer + 2 ) % 4 ; } else if ( winner == fourth ) { trickWinner = ( currentPlayer + 3 ) % 4 ; } state . addToLog ( ( ( playerNames [ trickWinner ] ) + "<seq2seq4repair_space>won<seq2seq4repair_space>the<seq2seq4repair_space>trick" ) ) ; state . setCurrentPlayer ( trickWinner ) ; int points = 0 ; if ( first . isCounter ( ) ) points ++ ; if ( second . isCounter ( ) ) points ++ ; if ( third . isCounter ( ) ) points ++ ; if ( fourth . isCounter ( ) ) points ++ ; state . getCurrentScore ( ) [ ( trickWinner % 2 ) ] += points ; playerCycleNumber . clear ( ) ; state . getPlayerCurrentCard ( ) . set ( 0 , null ) ; state . getPlayerCurrentCard ( ) . set ( 1 , null ) ; state . getPlayerCurrentCard ( ) . set ( 2 , null ) ; state . getPlayerCurrentCard ( ) . set ( 3 , null ) ; if ( ( state . getPlayerCards ( ) . get ( currentPlayer ) . size ( ) ) == 0 ) { state . getCurrentScore ( ) [ ( currentPlayer % 2 ) ] += 1 ; if ( ( state . getCurrentScore ( ) [ 0 ] ) == ( ( pointsMelded [ 0 ] ) + ( pointsMelded [ 2 ] ) ) ) { state . getCurrentScore ( ) [ 0 ] = 0 ; state . addToLog ( ( ( ( ( playerNames [ 0 ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ 2 ] ) ) + "<seq2seq4repair_space>took<seq2seq4repair_space>no<seq2seq4repair_space>tricks<seq2seq4repair_space>and<seq2seq4repair_space>lost<seq2seq4repair_space>their<seq2seq4repair_space>melds" ) ) ; } if ( ( state . getCurrentScore ( ) [ 1 ] ) == ( ( pointsMelded [ 1 ] ) + ( pointsMelded [ 3 ] ) ) ) { state . getCurrentScore ( ) [ 1 ] = 0 ; state . addToLog ( ( ( ( ( playerNames [ 1 ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ 3 ] ) ) + "<seq2seq4repair_space>took<seq2seq4repair_space>no<seq2seq4repair_space>tricks<seq2seq4repair_space>and<seq2seq4repair_space>lost<seq2seq4repair_space>their<seq2seq4repair_space>melds" ) ) ; } if ( ( state . getCurrentScore ( ) [ ( ( state . getBidWinner ( ) ) % 2 ) ] ) < ( state . getCurrentBid ( ) ) ) { state . getCurrentScore ( ) [ ( ( state . getBidWinner ( ) ) % 2 ) ] = - ( state . getCurrentBid ( ) ) ; <START_BUG> state . addToLog ( ( ( ( ( playerNames [ state . getCurrentScore ( ) [ ( ( state . getBidWinner ( ) ) % 2 ) ] ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ state . getCurrentScore ( ) [ ( ( ( state . getBidWinner ( ) ) % 2 ) + 2 ) ] ] ) ) + "<seq2seq4repair_space>did<seq2seq4repair_space>not<seq2seq4repair_space>reach<seq2seq4repair_space>their<seq2seq4repair_space>bid" ) ) ; <END_BUG> } if ( ( state . getCurrentScore ( ) [ 0 ] ) > ( state . getCurrentScore ( ) [ 1 ] ) ) { state . addToLog ( ( ( ( ( ( ( ( playerNames [ 0 ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ 2 ] ) ) + "<seq2seq4repair_space>won<seq2seq4repair_space>the<seq2seq4repair_space>hand<seq2seq4repair_space>" ) + ( state . getCurrentScore ( ) [ 0 ] ) ) + ":" ) + ( state . getCurrentScore ( ) [ 1 ] ) ) ) ; } else { state . addToLog ( ( ( ( ( ( ( ( playerNames [ 1 ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ 3 ] ) ) + "<seq2seq4repair_space>won<seq2seq4repair_space>the<seq2seq4repair_space>hand<seq2seq4repair_space>" ) + ( state . getCurrentScore ( ) [ 1 ] ) ) + ":" ) + ( state . getCurrentScore ( ) [ 0 ] ) ) ) ; } state . getTotalScore ( ) [ 0 ] += state . getCurrentScore ( ) [ 0 ] ; state . getTotalScore ( ) [ 1 ] += state . getCurrentScore ( ) [ 1 ] ; state . getCurrentScore ( ) [ 0 ] = 0 ; state . getCurrentScore ( ) [ 1 ] = 0 ; state . nextGamePhase ( ) ; state . dealCardsToPlayers ( ) ; state . setCurrentBid ( 0 ) ; state . resetNumTrump ( ) ; } } } } return true ; } }

Fix:
state . addToLog ( ( ( ( ( playerNames [ ( ( state . getBidWinner ( ) ) % 2 ) ] ) + "<seq2seq4repair_space>&<seq2seq4repair_space>" ) + ( playerNames [ ( ( ( state . getBidWinner ( ) ) % 2 ) + 2 ) ] ) ) + "<seq2seq4repair_space>did<seq2seq4repair_space>not<seq2seq4repair_space>reach<seq2seq4repair_space>their<seq2seq4repair_space>bid" ) ) ;